30726410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21487}}^1$

素因数の和:21518

約数の個数: 32

約数和(自身を含む): 64979712

約数和(自身を除く): 34253302

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 21487, 42974, 107435, 214870, 236357, 279331, 472714, 558662, 1181785, 1396655, 2363570, 2793310, 3072641, 6145282, 15363205, 30726410]

約数ペア:

[(1, 30726410), (2, 15363205), (5, 6145282), (10, 3072641), (11, 2793310), (13, 2363570), (22, 1396655), (26, 1181785), (55, 558662), (65, 472714), (110, 279331), (130, 236357), (143, 214870), (286, 107435), (715, 42974), (1430, 21487)]